Have you ever gazed up at the night sky and caught your breath at the sight of a glowing ring encircling the moon? It feels .

With the ability to scan the entire southern night sky every three days, the huge Vera C. Rubin Observatory could be about to ...

Leo sees action as both Mars and Comet Schwassmann-Wachmann 1 move through; plus, spot galaxies and noctilucent clouds in the sky this week.

It would be hard to develop a calendar, with no clear sight of direction of the sunset, let alone moon phases, and solar ...

"Using the new common signal, we can determine how much of what we're seeing is cosmic glare from light bouncing off the hood ...

The origin of our sun, and all the planets, comets and asteroids that orbit it, can be traced back to their birthplace inside a massive cloud of cold gas and dust, not unlike the billowing molecular ...

From Alaska to California and Arizona to Colorado, these are the Most Treasured Views across the West. Explore this travel bucket list.

Jupiter joins Mercury in early twilight as Mars lingers with Leo after dark. Saturn is visible in the morning, meeting ...

Clear night skies are closer than you think. These Southern spots offer top-notch stargazing, from mountain retreats to ...

This June, the Milky Way’s brilliant heart lights up the night as planets align and the solstice sun marks Earth’s celestial ...

We more safely roam city streets after dark. The city of Las Vegas dumps an enormous amount of light into its environment, turning the night sky above into ... of low-lying clouds, Tak Bai ...